536
FZUS54 KHGX 051237
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
637 AM CST MON JAN 5 2026
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA
BAYS.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE
AVERAGE HIGHEST 10 PERCENT OF THE WAVES.
GMZ300-060130-
637 AM CST MON JAN 5 2026
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
PATCHY INLAND FOG COULD OCCASIONALLY IMPACT UPPER PORTIONS OF BAYS
THIS MORNING. OTHERWISE, EXPECT LIGHT SOUTH TO SOUTHEAST WINDS AND
LOW SEAS. THE CHANCE OF FOG IS HIGHER STARTING TONIGHT THROUGH
WEDNESDAY. THE BEST CHANCE OF FOG WILL OCCUR DURING THE OVERNIGHT
AND MORNING HOURS. EXPECT LIGHT TO MODERATE SOUTH TO SOUTHWEST
WINDS ON TUESDAY AND WEDNESDAY. WINDS ARE EXPECTED TO INCREASE
FROM THE SOUTH TO SOUTHWEST ON THURSDAY INTO FRIDAY AHEAD OF AN
APPROACHING FRONT. INCREASING NORTHERLY WINDS ARE EXPECTED BEHIND
THE FRONT FRIDAY AFTERNOON OR FRIDAY NIGHT. SMALL CRAFT
ADVISORIES POSSIBLE BY THE WEEKEND.
GMZ335-060130-
GALVESTON BAY-
637 AM CST MON JAN 5 2026
..LOW WATER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT
TODAY
SOUTHEAST WINDS AROUND 5 KNOTS, INCREASING TO AROUND
10 KNOTS THIS AFTERNOON. BAY WATERS SMOOTH. PATCHY FOG EARLY THIS
MORNING.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. PATCHY
FOG.
TUESDAY
SOUTHWEST WINDS AROUND 10 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON. PATCHY FOG IN THE MORNING.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, DIMINISHING TO
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
DIMINISHING TO SMOOTH AFTER MIDNIGHT. PATCHY FOG.
WEDNESDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. PATCHY
FOG IN THE MORNING.
WEDNESDAY NIGHT
SOUTH WINDS AROUND 15 KNOTS, INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
INCREASING TO CHOPPY AFTER MIDNIGHT.
THURSDAY
SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY. A
CHANCE OF SHOWERS IN THE AFTERNOON.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS, DIMINISHING TO
AROUND 15 KNOTS AFTER MIDNIGHT. BAY WATERS CHOPPY, DIMINISHING TO
SLIGHTLY CHOPPY AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST IN THE
AFTERNOON. BAY WATERS SLIGHTLY CHOPPY. A CHANCE OF THUNDERSTORMS
IN THE MORNING. A CHANCE OF SHOWERS.
FRIDAY NIGHT
NORTH WINDS AROUND 15 KNOTS, INCREASING TO 15 TO
20 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, INCREASING
TO CHOPPY AFTER MIDNIGHT.
GMZ330-060130-
MATAGORDA BAY-
637 AM CST MON JAN 5 2026
TODAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. PATCHY
FOG.
TUESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
PATCHY FOG IN THE MORNING.
TUESDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH
TO SLIGHTLY CHOPPY. PATCHY FOG.
WEDNESDAY
SOUTH WINDS AROUND 10 KNOTS, INCREASING TO 10 TO
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. BAY WATERS
SMOOTH, INCREASING TO SLIGHTLY CHOPPY IN THE AFTERNOON. PATCHY
FOG IN THE MORNING.
WEDNESDAY NIGHT
SOUTH WINDS AROUND 15 KNOTS, INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
INCREASING TO CHOPPY AFTER MIDNIGHT.
THURSDAY
SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
THURSDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
FRIDAY
WEST WINDS 10 TO 15 KNOTS, BECOMING NORTHWEST IN THE
AFTERNOON. BAY WATERS SLIGHTLY CHOPPY, DIMINISHING TO SMOOTH TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
FRIDAY NIGHT
NORTH WINDS AROUND 15 KNOTS, INCREASING TO 20 TO
25 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, INCREASING
TO ROUGH AFTER MIDNIGHT.
GMZ350-355-060130-
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-
637 AM CST MON JAN 5 2026
TODAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTH 1 FOOT AT 5 SECONDS AND EAST 1 FOOT AT 5 SECONDS.
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 4 SECONDS AND EAST 1 FOOT AT 4 SECONDS.
PATCHY FOG.
TUESDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 5 SECONDS. AREAS OF FOG IN THE MORNING.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTH 3 FEET AT 6 SECONDS. PATCHY FOG.
WEDNESDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 6 SECONDS. PATCHY FOG IN THE MORNING.
WEDNESDAY NIGHT
SOUTH WINDS AROUND 15 KNOTS, INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET. WAVE DETAIL:
SOUTH 3 FEET AT 6 SECONDS.
THURSDAY
SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING NORTHWEST IN
THE AFTERNOON. SEAS 3 TO 5 FEET. A CHANCE OF THUNDERSTORMS IN THE
MORNING. A CHANCE OF SHOWERS.
FRIDAY NIGHT
NORTH WINDS AROUND 15 KNOTS, INCREASING TO 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET.
GMZ370-375-060130-
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-
637 AM CST MON JAN 5 2026
TODAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTH 1 FOOT AT 5 SECONDS AND NORTHEAST 1 FOOT AT
5 SECONDS.
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS.
SEAS 2 TO 4 FEET. WAVE DETAIL: SOUTH 3 FEET AT 5 SECONDS AND
NORTHEAST 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER MIDNIGHT.
TUESDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTH 3 FEET AT 6 SECONDS. PATCHY FOG IN THE
MORNING.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND
3 FEET. WAVE DETAIL: SOUTH 3 FEET AT 6 SECONDS. PATCHY FOG IN THE
EVENING.
WEDNESDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 3 FEET AT 6 SECONDS.
WEDNESDAY NIGHT
SOUTH WINDS AROUND 15 KNOTS, INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET. WAVE DETAIL:
SOUTH 4 FEET AT 6 SECONDS.
THURSDAY
SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET,
OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING NORTHWEST IN
THE AFTERNOON. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. A CHANCE
OF THUNDERSTORMS IN THE MORNING. A CHANCE OF SHOWERS.
FRIDAY NIGHT
NORTH WINDS AROUND 20 KNOTS, INCREASING TO 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO
8 FEET. A CHANCE OF SHOWERS.
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